This is probably not relevant to your situation in Minnesota, but I don't
think I've ever had a bearded Iris that didn't have brown tips in the
summer! Nothing wrong with them, it's just hot and the air is dry.
Some loose their leaves altogether, but start growing again when it cools off -
still no problem. However, this is a different world down here in
Hopefully it's just a bit of hot weather burning the tips, and no
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